Free energy computations by minimization of Kullback-Leibler divergence: An efficient adaptive biasing potential method for sparse representations.
Ilias BilionisPhaedon-Stelios KoutsourelakisPublished in: J. Comput. Phys. (2012)
Keyphrases
- kullback leibler divergence
- sparse representation
- image classification
- free energy
- pairwise
- probabilistic model
- face recognition
- objective function
- pattern recognition
- prior knowledge
- mutual information
- denoising
- statistical methods
- parameter estimation
- em algorithm
- maximum likelihood
- machine learning
- probability distribution
- similarity measure
- computer vision